207204075

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1$

素因数の和:515

約数の個数: 120

約数和(自身を含む): 438596928

約数和(自身を除く): 231392853

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 27, 39, 45, 51, 65, 75, 81, 85, 117, 135, 153, 195, 221, 225, 255, 325, 351, 405, 425, 459, 463, 585, 663, 675, 765, 975, 1053, 1105, 1275, 1377, 1389, 1755, 1989, 2025, 2295, 2315, 2925, 3315, 3825, 4167, 5265, 5525, 5967, 6019, 6885, 6945, 7871, 8775, 9945, 11475, 11575, 12501, 16575, 17901, 18057, 20835, 23613, 26325, 29835, 30095, 34425, 34725, 37503, 39355, 49725, 54171, 62505, 70839, 89505, 90285, 102323, 104175, 118065, 149175, 150475, 162513, 187515, 196775, 212517, 270855, 306969, 312525, 354195, 447525, 451425, 487539, 511615, 590325, 637551, 812565, 920907, 937575, 1062585, 1354275, 1534845, 1770975, 2437695, 2558075, 2762721, 3187755, 4062825, 4604535, 5312925, 7674225, 8288163, 12188475, 13813605, 15938775, 23022675, 41440815, 69068025, 207204075]

約数ペア:

[(1, 207204075), (3, 69068025), (5, 41440815), (9, 23022675), (13, 15938775), (15, 13813605), (17, 12188475), (25, 8288163), (27, 7674225), (39, 5312925), (45, 4604535), (51, 4062825), (65, 3187755), (75, 2762721), (81, 2558075), (85, 2437695), (117, 1770975), (135, 1534845), (153, 1354275), (195, 1062585), (221, 937575), (225, 920907), (255, 812565), (325, 637551), (351, 590325), (405, 511615), (425, 487539), (459, 451425), (463, 447525), (585, 354195), (663, 312525), (675, 306969), (765, 270855), (975, 212517), (1053, 196775), (1105, 187515), (1275, 162513), (1377, 150475), (1389, 149175), (1755, 118065), (1989, 104175), (2025, 102323), (2295, 90285), (2315, 89505), (2925, 70839), (3315, 62505), (3825, 54171), (4167, 49725), (5265, 39355), (5525, 37503), (5967, 34725), (6019, 34425), (6885, 30095), (6945, 29835), (7871, 26325), (8775, 23613), (9945, 20835), (11475, 18057), (11575, 17901), (12501, 16575)]